2173498 has 4 divisors (see below), whose sum is σ = 3260250. Its totient is φ = 1086748.

The previous prime is 2173487. The next prime is 2173499. The reversal of 2173498 is 8943712.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1885129 + 288369 = 1373^2 + 537^2 .

It is not an unprimeable number, because it can be changed into a prime (2173499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 543373 + ... + 543376.

2^2173498 is an apocalyptic number.

2173498 is a deficient number, since it is larger than the sum of its proper divisors (1086752).

2173498 is a wasteful number, since it uses less digits than its factorization.

2173498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086751.

The product of its digits is 12096, while the sum is 34.

The square root of 2173498 is about 1474.2788067391. The cubic root of 2173498 is about 129.5347868959.

The spelling of 2173498 in words is "two million, one hundred seventy-three thousand, four hundred ninety-eight".